XML 86 R27.htm IDEA: XBRL DOCUMENT v2.4.0.8
Net Loss Per Common Share (Tables)
 12 Months Ended
Dec. 31, 2013
Net Loss Per Common Share  
Schedule of computation of basic and diluted net loss per share

 

 
   Years ended December 31,  
 
   2013   2012   2011  

Basic and diluted net loss per common share calculation:

                    

Net loss

   $ (51,145 ) $ (14,562 ) $ (18,633 )

Accretion of preferred stock dividends

     (5,891 )   (7,063 )   (6,838 )
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Net loss attributable to common shareholders

   $ (57,036 ) $ (21,625 ) $ (25,471 )
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
               

Weighted average common shares outstanding

     9,003     1,452     1,394  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
               

Net loss per share of common stock—basic and diluted

   $ (6.34 ) $ (14.89 ) $ (18.27 )
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
               

        
Schedule of potentially dilutive securities that have been excluded from the computations of diluted weighted average shares outstanding

 

 
   Years ended December 31,  
 
   2013   2012   2011  

Redeemable convertible preferred stock

     —     16,663     16,064  

Options outstanding

     2,708     1,344     1,113  

Warrants

     88     94     39  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Total

     2,796     18,101     17,216  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​